DNA polymerases need a primer oligonucleotide (RNA or DNA) - their substrates are an existing 3'-OH group and a dNTP. The primase however is a typical RNA polymerase, capable of initiating polynucleotide synthesis de novo by positioning a complementary ribonucleoside 5'-triphosphate opposite its complementary DNA base.
Alison Schapker. Alison Schapker is an American television writer and producer. She is well known for her work on the ABC espionage series Alias and for the FOX science-fiction series Fringe.
Overview (2) Mini Bio (1) Alison Krauss is a bluegrass virtuoso who effortlessly bridges the gap between roots music and country, rock and pop. A highly sought after collaborator, Krauss has worked with some of the biggest names in popular music, including James Taylor, Phish, Dolly Parton, Yo-Yo Ma and Bonnie Raitt.